<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<form action="${pageContext.request.contextPath}/param.jsp">
    num1：<input type="text" name="num1"><br />
    num2：<input type="text" name="num"><br />
    num3：<input type="text" name="num"><br /> <br />
    <input type="submit" value="提交" />&nbsp;&nbsp;
    <input type="submit" value="重置" /><hr />
    num1： ${param.num1} <br />
    num2： ${paramValues.num[0]} <br />
    num3： ${paramValues.num[1]} <br />
</form>
\${pageContext.request.contextPath}:${pageContext.request.contextPath}
</body>
</html>
